There’s also some evidence to be drawn from the Christmas sequel, if you want to call that canon–since they show this incident from a slightly different angle and include footage of the young prince. There he looks more like a teenager than a little boy.
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Keeper of Belle's Gold magic, sand dollar, cloaks, purple FTL outfit, spell scroll, library key, copy of Romeo and Juliet, and cry-muffling pillow, Rumple's doll, overcoat, and strength, and The Timeline. My spreadsheet: https://drive.google.com/file/d/0B6r8CySCCWd9R0RUNm4xR3RhMEU/view?usp=sharing